package com.lb.config;

import org.springframework.amqp.core.AcknowledgeMode;
import org.springframework.amqp.rabbit.connection.CachingConnectionFactory;
import org.springframework.amqp.rabbit.listener.SimpleMessageListenerContainer;
import org.springframework.context.annotation.Bean;
import org.springframework.context.annotation.Configuration;

import javax.annotation.Resource;

/**
 * 功能描述: 自定义消息确认 配置类<br>
 * @Author: Edward
 * @Date: 2021/5/25 14:25
 */
@Configuration
public class MessageListenerConfig {
 
    @Resource
    private CachingConnectionFactory connectionFactory;
    @Resource
    private MyAckReceiver myAckReceiver;
 
    @Bean
    public SimpleMessageListenerContainer simpleMessageListenerContainer() {
        SimpleMessageListenerContainer container = new SimpleMessageListenerContainer(connectionFactory);
        container.setConcurrentConsumers(1);
        container.setMaxConcurrentConsumers(1);
        // RabbitMQ默认是自动确认，这里改为手动确认消息
        container.setAcknowledgeMode(AcknowledgeMode.MANUAL);
        //设置一个队列
//        container.setQueueNames("lb.queue");
        //如果同时设置多个如下： 前提是队列都是必须已经创建存在的
        container.setQueueNames("lb.queue","fanout.A");
 
 
        //另一种设置队列的方法,如果使用这种情况,那么要设置多个,就使用addQueues
        //container.setQueues(new Queue("TestDirectQueue",true));
        //container.addQueues(new Queue("TestDirectQueue2",true));
        //container.addQueues(new Queue("TestDirectQueue3",true));
        container.setMessageListener(myAckReceiver);
 
        return container;
    }
 
 
}